Māui fishes up the North Island. Māui's older brothers always refused to let him come fishing with them. One night, he wove for himself a flax fishing line and enchanted it with a karakia to give it strength; to this he attached the magic fish-hook made from the jaw-bone that his grandmother Murirangawhenua had given him.

Venomous fish are found in almost all habitats around the world, but mostly in tropical waters. Encounters with these species injure over 50,000 people every year. Venomous fishes carry their venom in venom glands and use various delivery systems, such as spines or sharp fins, barbs, spikes and fangs.

Taal Volcano (IPA: ; Tagalog: Bulkang Taal) is a large caldera filled by Taal Lake in the Philippines. Located in the province of Batangas, the volcano is second of the most active volcanoes in the country, with 38 recorded historical eruptions, all of which were concentrated on Volcano Island, near the middle of Taal Lake. The caldera was formed by prehistoric eruptions between …

Albuliformes Albulidae (Bonefishes). Albula vulpes (native) Roundjaw bonefish, bonefish; Anguilliformes Anguillidae (Freshwater eels). Anguilla bengalensis bengalensis (native) Indian longfin eel, Indian mottled eel; Anguilla bicolor bicolor (native) Shortfin eel, Indonesian shortfin eel; Colocongridae. Coloconger raniceps (native), Froghead eel; Congridae (Conger and garden eels)

Cavefish or cave fish is a generic term for fresh and brackish water fish adapted to life in caves and other underground habitats. Related terms are subterranean fish, troglomorphic fish, troglobitic fish, stygobitic fish, phreatic fish and hypogean fish. There are more than 200 scientifically described species of obligate cavefish found on all continents, except Antarctica.

Lake Victoria is one of the African Great Lakes.With a surface area of approximately 59,947 km 2 (23,146 sq mi), Lake Victoria is Africa's largest lake by area, the world's largest tropical lake, and the world's second-largest fresh water lake by surface area after Lake Superior in North America. In terms of volume, Lake Victoria is the world's ninth-largest continental lake, containing about ...

Venom or zootoxin is a type of toxin produced by an animal that is actively delivered through a wound by means of a bite, sting, or similar action. The toxin is delivered through a specially evolved venom apparatus, such as fangs or a stinger, in a process called envenomation. Venom is often distinguished from poison, which is a toxin that is passively delivered by being ingested, …

Vision is an important sensory system for most species of fish.Fish eyes are similar to the eyes of terrestrial vertebrates like birds and mammals, but have a more spherical lens.Birds and mammals (including humans) normally adjust focus by changing the shape of their lens, but fish normally adjust focus by moving the lens closer to or further from the retina.

Mammal classification has been through several revisions since Carl Linnaeus initially defined the class, and at present, no classification system is universally accepted. McKenna & Bell (1997) and Wilson & Reeder (2005) provide useful recent compendiums. Simpson (1945) provides systematics of mammal origins and relationships that had been taught universally until the end …

Batoidea is a superorder of cartilaginous fishes, commonly known as rays.They and their close relatives, the sharks, comprise the subclass Elasmobranchii.Rays are the largest group of cartilaginous fishes, with well over 600 species in 26 families. Rays are distinguished by their flattened bodies, enlarged pectoral fins that are fused to the head, and gill slits that are placed …